Papers 1894-2010 (bulk 1960-2000). This collection consists of the professional and some personal papers of Tom Gerhels. The bulk of the material consists of his correspondence with other astronomers, scientists, state and federal politicians. There are ...
trentp - 2019-04-02 16:42
Contains materials related to A.E. Douglass' astronomical and tree-ring research, and administration, at the Harvard College Observatory, Lowell Observatories, Steward Observatory, Laboratory of Tree-Ring Research, and University of Arizona. ...
castanoe - 2022-04-06 12:19